.There are five pairs______, but I’m at a loss which to buy. A.to be chosen B to choose from C . to choose D for choosing
The little girl _______ her heart out because she _______ her toy bear and believed she wasn't ever going to find it.
It is so nice to hear from her._______, we last met more than thirty years ago.
Boris has brains.In fact, I doubt whether anyone in the class has _______ IQ.
We don't care if a hunting dog smells _______, but we really don't want him to smell _______.
Many students signed up for the _______ race in the sports meeting to be held next week.